Founding year: the first El Dorado Springs post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives El Dorado Springs’ History grade
On its age, its old homes and the National Register, El Dorado Springs is more historic than 32% of U.S. towns, #164 of 247 in Missouri. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
C
HistoryA character grade: shown, never part of El Dorado Springs’ overall grade.
Missouri towns list about as much on the Register as the country (a typical Missouri town has 2.4 per 10,000 residents, the U.S. 2.4), so El Dorado Springs’ 0.0 sits below most of its state (23% of Missouri towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C− to C+. The pre-1940 share is a Census survey estimate (±7.1 points). The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about El Dorado Springs’ past
Read from the archive, the National Register and the record. The page puts what stands out first.
El Dorado Springs was founded in 1881, near a natural spring by brothers Nathaniel and Waldo Cruce who attempted to capitalize on the namesake's spring water. A post office has been in operation at El Dorado Springs since that year.
Every edition of the U.S. Geological Survey’s map of El Dorado Springs. Tap a year, or press play to watch the town change.
1939Eldorado Springs North sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of El Dorado Springs.
People over time
El Dorado Springs, census by census
Between 1,543 and 3,868 people in every census since 1890.
14 censuses, 1890–2020.
U.S. Census Bureau decennial counts, from the census table on El Dorado Springs’ Wikipedia page.
Famous people
4 famous people were born in El Dorado Springs
Writers, athletes, leaders and more, ranked by how widely they’re known.
El Dorado Springs’s post office has been open since 1881.
Gone or out of use
Clintonville SchoolschoolListon Schoolschool
2cemeteries and burying grounds inside El Dorado Springs
El Dorado SpringsFrench
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about El Dorado Springs’ history
What year was El Dorado Springs founded?
The El Dorado Springs post office opened in 1881, the earliest record of the town by name (U.S. post office records).
How does El Dorado Springs rank for history?
El Dorado Springs is more historic than 32% of U.S. towns, #164 of 247 in Missouri. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
How old are the homes in El Dorado Springs?
14% of El Dorado Springs’ homes were built before 1940 (Census estimate, ±7.1 points), against a typical 8.4% for a Missouri town; the median home was built in 1970.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021).
From Wikimedia Commons (2), Wikipedia, Wikidata and Wikipedia for famous people, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.